EP3811561B8 - Dynamic data encryption - Google Patents

Dynamic data encryption Download PDF

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Publication number
EP3811561B8
EP3811561B8 EP19718762.8A EP19718762A EP3811561B8 EP 3811561 B8 EP3811561 B8 EP 3811561B8 EP 19718762 A EP19718762 A EP 19718762A EP 3811561 B8 EP3811561 B8 EP 3811561B8
Authority
EP
European Patent Office
Prior art keywords
data encryption
dynamic data
dynamic
encryption
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP19718762.8A
Other languages
German (de)
French (fr)
Other versions
EP3811561B1 (en
EP3811561A1 (en
Inventor
Claudia CRISTINA
Fadi El-Moussa
Simon BEDDUS
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of EP3811561A1 publication Critical patent/EP3811561A1/en
Publication of EP3811561B1 publication Critical patent/EP3811561B1/en
Application granted granted Critical
Publication of EP3811561B8 publication Critical patent/EP3811561B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H04L9/16—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms the keys or algorithms being changed during operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/088—Usage controlling of secret information, e.g. techniques for restricting cryptographic keys to pre-authorized uses, different access levels, validity of crypto-period, different key- or password length, or different strong and weak cryptographic algorithms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • G06F21/577—Assessing vulnerabilities and evaluating computer system security
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/20—Network architectures or network communication protocols for network security for managing network security; network security policies in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/30—Network architectures or network communication protocols for network security for supporting lawful interception, monitoring or retaining of communications or communication related information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/30—Security of mobile devices; Security of mobile applications
    • H04W12/37—Managing security policies for mobile devices or for controlling mobile applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Bioethics (AREA)
  • Medical Informatics (AREA)
  • Computer And Data Communications (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
EP19718762.8A 2018-07-19 2019-04-25 Dynamic data encryption Active EP3811561B8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18184418 2018-07-19
PCT/EP2019/060655 WO2020015877A1 (en) 2018-07-19 2019-04-25 Dynamic data encryption

Publications (3)

Publication Number Publication Date
EP3811561A1 EP3811561A1 (en) 2021-04-28
EP3811561B1 EP3811561B1 (en) 2022-01-19
EP3811561B8 true EP3811561B8 (en) 2022-02-16

Family

ID=63047129

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19718762.8A Active EP3811561B8 (en) 2018-07-19 2019-04-25 Dynamic data encryption

Country Status (3)

Country Link
US (1) US11283607B2 (en)
EP (1) EP3811561B8 (en)
WO (1) WO2020015877A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3811561B8 (en) * 2018-07-19 2022-02-16 British Telecommunications public limited company Dynamic data encryption
US11651067B2 (en) * 2020-06-23 2023-05-16 Acronis International Gmbh Systems and methods for detecting stored passwords vulnerable to compromise
US11469879B2 (en) * 2020-10-28 2022-10-11 Markany Inc. Text watermarking method and apparatus for hiding information into text documents
US12015622B2 (en) * 2021-03-01 2024-06-18 Old Dominion University Privacy-preserving online botnet classification system utilizing power footprint of IoT connected devices
US11941155B2 (en) * 2021-03-15 2024-03-26 EMC IP Holding Company LLC Secure data management in a network computing environment
CN113806765A (en) * 2021-08-12 2021-12-17 中国信息通信研究院 Internet of things equipment data security protection method and device
US20230058198A1 (en) * 2021-08-23 2023-02-23 Vmware, Inc. Dynamic cryptographic algorithm selection
US11900801B2 (en) * 2021-11-30 2024-02-13 International Business Machines Corporation Generating a speeding ticket using a persistently stored character code in a camera for masking information about characters of a number plate of a vehicle
US20240039962A1 (en) * 2022-08-01 2024-02-01 International Business Machines Corporation Internet-of-things device security optimization
CN116032652B (en) * 2023-01-31 2023-08-25 湖南创亿达实业发展有限公司 Gateway authentication method and system based on intelligent interactive touch panel
CN116865952B (en) * 2023-05-23 2024-02-20 江苏华存电子科技有限公司 Encryption management method and system for data

Family Cites Families (20)

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JP2000278260A (en) 1999-03-24 2000-10-06 Hitachi Information Systems Ltd Cipher communication method and storage medium recording its program
WO2003084170A1 (en) * 2002-03-28 2003-10-09 British Telecommunications Public Limited Company Method and apparatus for network security
JP2006094241A (en) 2004-09-24 2006-04-06 Fuji Xerox Co Ltd Encryption apparatus, encryption processing method, program, and information protecting system using encryption apparatus
JP2006191207A (en) 2004-12-28 2006-07-20 Matsushita Electric Works Ltd Communication apparatus
JP2007081521A (en) 2005-09-12 2007-03-29 Nippon Telegraph & Telephone East Corp Encryption processing update apparatus of communication system and encryption processing update method
US8752142B2 (en) 2009-07-17 2014-06-10 American Express Travel Related Services Company, Inc. Systems, methods, and computer program products for adapting the security measures of a communication network based on feedback
US9294270B2 (en) 2010-01-05 2016-03-22 Cisco Technology, Inc. Detection of stale encryption policy by group members
JP5931649B2 (en) 2012-08-24 2016-06-08 株式会社日立製作所 Dynamic cipher change system
US20140109176A1 (en) 2012-10-15 2014-04-17 Citrix Systems, Inc. Configuring and providing profiles that manage execution of mobile applications
US9967284B2 (en) * 2012-12-31 2018-05-08 British Telecommunications Public Limited Company Processing device and method of operation thereof
US10747888B2 (en) * 2014-06-30 2020-08-18 Nicira, Inc. Method and apparatus for differently encrypting data messages for different logical networks
US9405928B2 (en) * 2014-09-17 2016-08-02 Commvault Systems, Inc. Deriving encryption rules based on file content
WO2016074694A1 (en) 2014-11-10 2016-05-19 Nokia Solutions And Networks Oy Enforcing the use of specific encryption algorithms
KR101686015B1 (en) 2015-07-16 2016-12-13 (주)엔텔스 DATA TRANSFERRING METHOD USING MULTIPLE SECRET KEYS IN IoT NETWORK
WO2017066644A1 (en) 2015-10-16 2017-04-20 ORock Holdings, LLC System for providing end-to-end protection against network-based attacks
US10681078B2 (en) 2016-06-10 2020-06-09 Sophos Limited Key throttling to mitigate unauthorized file access
US10498772B2 (en) * 2016-03-21 2019-12-03 Vireshwar K. Adhar Method and system for digital privacy management
US10057286B2 (en) * 2017-01-03 2018-08-21 Karamba Security Automotive ECU controller and data network having security features for protection from malware transmission
EP3811561B8 (en) * 2018-07-19 2022-02-16 British Telecommunications public limited company Dynamic data encryption
US11171959B2 (en) * 2018-08-03 2021-11-09 Dell Products L.P. Selective blocking of network access for third party applications based on file content

Also Published As

Publication number Publication date
EP3811561B1 (en) 2022-01-19
US20210258151A1 (en) 2021-08-19
US11283607B2 (en) 2022-03-22
WO2020015877A1 (en) 2020-01-23
EP3811561A1 (en) 2021-04-28

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